5 files changed, 20 insertions, 23 deletions

diff --git a/arch/powerpc/kernel/lparcfg.c b/arch/powerpc/kernel/lparcfg.c
index b8dc1eeb0169..fc1f7a949b2b 100644
--- a/arch/powerpc/kernel/lparcfg.c
+++ b/arch/powerpc/kernel/lparcfg.c
@@ -321,7 +321,7 @@ static int pseries_lparcfg_data(struct seq_file *m, void *v)
 	struct device_node *rtas_node;
 	const int *lrdrp = NULL;
 
-	rtas_node = find_path_device("/rtas");
+	rtas_node = of_find_node_by_path("/rtas");
 	if (rtas_node)
 		lrdrp = of_get_property(rtas_node, "ibm,lrdr-capacity", NULL);
 
@@ -330,6 +330,7 @@ static int pseries_lparcfg_data(struct seq_file *m, void *v)
 	} else {
 		partition_potential_processors = *(lrdrp + 4);
 	}
+	of_node_put(rtas_node);
 
 	partition_active_processors = lparcfg_count_active_processors();
 
@@ -537,7 +538,7 @@ static int lparcfg_data(struct seq_file *m, void *v)
 
 	seq_printf(m, "%s %s \n", MODULE_NAME, MODULE_VERS);
 
-	rootdn = find_path_device("/");
+	rootdn = of_find_node_by_path("/");
 	if (rootdn) {
 		tmp = of_get_property(rootdn, "model", NULL);
 		if (tmp) {
@@ -557,6 +558,7 @@ static int lparcfg_data(struct seq_file *m, void *v)
 					NULL);
 		if (lp_index_ptr)
 			lp_index = *lp_index_ptr;
+		of_node_put(rootdn);
 	}
 	seq_printf(m, "serial_number=%s\n", system_id);
 	seq_printf(m, "system_type=%s\n", model);
diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index ae04f9418363..5b05a09a6bdf 100644
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -669,6 +669,7 @@ pcibios_make_OF_bus_map(void)
 	int i;
 	struct pci_controller* hose;
 	struct property *map_prop;
+	struct device_node *dn;
 
 	pci_to_OF_bus_map = kmalloc(pci_bus_count, GFP_KERNEL);
 	if (!pci_to_OF_bus_map) {
@@ -690,12 +691,13 @@ pcibios_make_OF_bus_map(void)
 			continue;
 		make_one_node_map(node, hose->first_busno);
 	}
-	map_prop = of_find_property(find_path_device("/"),
-			"pci-OF-bus-map", NULL);
+	dn = of_find_node_by_path("/");
+	map_prop = of_find_property(dn, "pci-OF-bus-map", NULL);
 	if (map_prop) {
 		BUG_ON(pci_bus_count > map_prop->length);
 		memcpy(map_prop->value, pci_to_OF_bus_map, pci_bus_count);
 	}
+	of_node_put(dn);
 #ifdef DEBUG
 	printk("PCI->OF bus map:\n");
 	for (i=0; i<pci_bus_count; i++) {
@@ -1006,14 +1008,19 @@ void __init
 pci_create_OF_bus_map(void)
 {
 	struct property* of_prop;
-	
+	struct device_node *dn;
+
 	of_prop = (struct property*) alloc_bootmem(sizeof(struct property) + 256);
-	if (of_prop && find_path_device("/")) {
+	if (!of_prop)
+		return;
+	dn = of_find_node_by_path("/");
+	if (dn) {
 		memset(of_prop, -1, sizeof(struct property) + 256);
 		of_prop->name = "pci-OF-bus-map";
 		of_prop->length = 256;
 		of_prop->value = &of_prop[1];
-		prom_add_property(find_path_device("/"), of_prop);
+		prom_add_property(dn, of_prop);
+		of_node_put(dn);
 	}
 }
 
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 911ec77a42d2..17c41fefecf2 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -1153,20 +1153,6 @@ int machine_is_compatible(const char *compat)
 }
 EXPORT_SYMBOL(machine_is_compatible);
 
-/**
- * Find the device_node with a given full_name.
- */
-struct device_node *find_path_device(const char *path)
-{
-	struct device_node *np;
-
-	for (np = allnodes; np != 0; np = np->allnext)
-		if (np->full_name != 0 && strcasecmp(np->full_name, path) == 0)
-			return np;
-	return NULL;
-}
-EXPORT_SYMBOL(find_path_device);
-
 /*******
  *
  * New implementation of the OF "find" APIs, return a refcounted
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index 702fecc93204..214780798289 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -192,7 +192,7 @@ void rtas_progress(char *s, unsigned short hex)
 
 	if (display_width == 0) {
 		display_width = 0x10;
-		if ((root = find_path_device("/rtas"))) {
+		if ((root = of_find_node_by_path("/rtas"))) {
 			if ((p = of_get_property(root,
 					"ibm,display-line-length", NULL)))
 				display_width = *p;
@@ -204,6 +204,7 @@ void rtas_progress(char *s, unsigned short hex)
 				display_lines = *p;
 			row_width = of_get_property(root,
 					"ibm,display-truncation-length", NULL);
+			of_node_put(root);
 		}
 		display_character = rtas_token("display-character");
 		set_indicator = rtas_token("set-indicator");
diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c
index 6fc27e771b5a..933e214c33e8 100644
--- a/arch/powerpc/kernel/sysfs.c
+++ b/arch/powerpc/kernel/sysfs.c
@@ -66,7 +66,7 @@ static int __init smt_setup(void)
 	if (!cpu_has_feature(CPU_FTR_SMT))
 		return -ENODEV;
 
-	options = find_path_device("/options");
+	options = of_find_node_by_path("/options");
 	if (!options)
 		return -ENODEV;
 
@@ -76,6 +76,7 @@ static int __init smt_setup(void)
 			per_cpu(smt_snooze_delay, cpu) = *val;
 	}
 
+	of_node_put(options);
 	return 0;
 }
 __initcall(smt_setup);